Lenovo IdeaTab A2109 System Board Replacement

Look at the back of the tablet and locate the speakers on top of the rear cover.

There is a smaller indentation in the plastic cover that runs across the top of the device.

Wedge the plastic opening tool, under the middle of the cover as shown, then push up and the cover will pop off.

Remove two black 3mm Phillips #00 screws.

Disconnect battery power connector by pinching the connector with tweezers, and sliding it out of the housing.

Remove seven black 3mm Phillips #00 screws.

Now you can take the battery out in order to either replace it or continue disassembling the device.

Remove two black 3mm Phillips #00 screws.

Remove three silver 1.8 mm Phillips #00 screws.

Use tweezers to flip up the small black plastic locks on all four connections.

Carefully remove each of the exposed ribbons.

Disconnect the two speaker connectors by pinching them with tweezers and sliding them out from the system board housing.

Use tweezers or your finger nail to disconnect the camera attachment by flipping up the black rectangular connector.

Disconnect the HDMI connection with the system board

Use a plastic opening tool to pry up the system board, and you will hear a pop as it comes free.

Slide out the system board from its housing tab on the upper right corner.

Pull the board slowly away from the tab, and it will pop out.